The Opportunity

Calgary, AB • Contract An energy trading and financial technology organization is seeking an independent Full Stack Software Developer to build and maintain its energy trading and analytics platform. You’ll work across React, Python, FastAPI, AWS and Snowflake, taking projects from concept through production. This role is suited to a practical developer who embraces AI-assisted engineering, works independently and delivers reliable solutions with minimal complexity.

What You'll Do

- Design, develop and maintain full-stack web applications using React and Python/FastAPI.
- Build and maintain REST APIs supporting internal applications and external integrations.
- Integrate external data sources, services and business systems.
- Develop, optimize and maintain Snowflake SQL queries and data pipelines.
- Apply data modelling and query optimization techniques to improve performance.
- Deploy, manage and troubleshoot applications and services within AWS.
- Work with AWS services including Lambda, API Gateway, S3, RDS and CloudWatch.
- Use AI coding tools such as OpenAI Codex and Claude Code to accelerate development, testing and debugging.
- Maintain and enhance existing applications, focusing on performance, reliability and maintainability.
- Collaborate directly with senior management to translate business requirements into technical solutions.
- Take ownership of development projects from initial concept through implementation and production deployment.
- Apply Git, GitHub and CI/CD workflows to manage source code and software releases.
- Troubleshoot technical issues and implement effective, maintainable solutions.
- Maintain code quality, security and reliability when using AI-assisted development tools.
- Identify opportunities to improve development processes, automation and engineering efficiency.

What We Are Looking For





- 3+ years of professional software development experience.
- Proven experience delivering full-stack applications into production.
- Strong hands-on experience with React and JavaScript or TypeScript.
- Robust Python development experience, particularly with FastAPI.
- Experience designing and developing REST APIs and system integrations.
- Advanced SQL skills, including Snowflake, data modelling and query optimization.
- Hands-on experience deploying and maintaining applications on AWS.
- Familiarity with AWS Lambda, API Gateway, S3, RDS and CloudWatch.
- Experience with Git, GitHub and CI/CD development workflows.
- Practical experience using AI coding tools such as OpenAI Codex, Claude Code or comparable AI coding agents.
- Understanding of how to use AI-assisted development while maintaining code quality, security and reliability.
- Strong understanding of application architecture, database integration and cloud-based systems.
- Ability to work independently, manage priorities and take ownership of technical deliverables.
- Strong troubleshooting, analytical and problem-solving skills.
- Practical approach to software development, with a focus on delivering reliable solutions without unnecessary complexity.

Additional Assets

- Experience with energy trading, financial markets or trading platforms.
- Familiarity with North American electricity markets, including PJM, MISO, SPP and NYISO.
- Experience working with high-volume or time-series data.
- Experience building analytics applications and data-intensive software solutions.

Why Join

Build technology supporting energy trading and analytics operations. Take ownership of meaningful development projects, work with a modern technology stack and apply AI-assisted engineering practices to deliver practical, production-ready solutions.

Impact Logic is a tech recruitment company connecting people with impact by matching exceptional talent with leading companies.

📌 Full Stack Software Developer (Calgary)
🏢 Impact Logic
📍 Calgary